Home / 45,266-67,916.28-17,566.16

Finding the Fourth Proportional to 45,266, 67,916.28 and 17,566.16

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Solution

The fourth proportional to 45,266, 67,916.28 and 17,566.16 is: 26,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,266 : 67,916.28 = 17,566.16 : x
  2. Step 2: Convert to fraction form
    45,266/67,916.28 = 17,566.16/x
  3. Step 3: Cross multiply
    45,266x = 67,916.28 × 17,566.16
  4. Step 4: Simplify right side
    45,266x = 1,193,028,241.08
  5. Step 5: Solve for x
    x = 1,193,028,241.08/45,266
  6. Step 6: Final answer
    x = 26,355.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.